Found this:
https://neonnettle.com/features/1394-leaked-image-of-barack-obama-dressed-as-satan-goes-viral-
"The image first appeared when it was uploaded to Instagram by an artist named Annemarie Hope..."
"...the person stood next to 'Obama' appears to be Artur Davis."
Plus they didn't start officially recording data until 1855, so everything before then is estimated based on environment, carbon dating, etc.